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Tuy nhi\u00ean, \u0111\u1ed1i chi\u1ebfu ch\u00e9o gi\u1eefa k\u1ebft lu\u1eadn c\u1ee7a Gemini v\u00e0 d\u1ea5u v\u1ebft t\u1ea1o sinh c\u1ee7a Muse cho th\u1ea5y sai l\u1ec7ch v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng bi\u1ebfn thi\u00ean t\u1ef1 nhi\u00ean. Ki\u1ec3m to\u00e1n to\u00e1n h\u1ecdc: R\u1ee7i ro R = 97.0% \u0111\u00e3 v\u01b0\u1ee3t ng\u01b0\u1ee1ng Youden t\u1ed1i \u01b0u \u03c4* = 0.8118 (sau khi hi\u1ec7u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 Platt T* = 1.6178). \u0110\u1ea1t chu\u1ea9n \u0110i\u1ec1u 50 EU AI Act \u0111\u1ec3 ni\u00eam phong b\u1eb1ng ch\u1ee9ng.","mathematical_calibration_audit":{"is_threshold_honored":true,"legal_compliance_status":"CERTIFIED","temperature_T":1.6178,"youden_tau":0.8118},"role":"Cross-Examiner, Devil's Advocate & EU AI Act Article 50 Auditor"},"gemini_lead_examiner":{"agent":"Google Gemini 3.8 Flash (Lead Forensic Examiner)","confidence_assessment":0.97,"findings_argument":"Gi\u00e1m \u0111\u1ecbnh \u0111a ph\u01b0\u01a1ng th\u1ee9c ghi nh\u1eadn b\u1ea5t th\u01b0\u1eddng c\u1ea5u tr\u00fac v\u1eadt l\u00fd vi m\u00f4: Ph\u1ed5 2D-FFT (0.00) v\u00e0 c\u1ea3m bi\u1ebfn PRNU (0.42) l\u1ec7ch chu\u1ea9n quang h\u1ecdc t\u1ef1 nhi\u00ean, cho th\u1ea5y s\u1ef1 can thi\u1ec7p c\u1ee7a thu\u1eadt to\u00e1n t\u1ea1o \u1ea3nh sinh khu\u1ebfch t\u00e1n ho\u1eb7c t\u1ed5ng h\u1ee3p 2D.","role":"Multimodal Abductive Reasoner"},"meta_muse_investigator":{"active_focus_investigation":"\u0110i\u1ec1u tra kh\u00e1ng ch\u1ee9ng \u0111\u1ed9c l\u1eadp (Active Focus): Lo\u1ea1i tr\u1eeb nguy\u00ean nh\u00e2n do rung ch\u1ea5n c\u1ea3m bi\u1ebfn ho\u1eb7c quang sai th\u1ea5u k\u00ednh. \u0110\u1ed1i so\u00e1t c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u00f4 h\u00ecnh sinh m\u00e3 ngu\u1ed3n m\u1edf: \u0110\u1eb7c tr\u01b0ng vi sai s\u1ed1 (0.25) v\u00e0 bi\u1ebfn sai ph\u1ed5 (0.00) tr\u00f9ng kh\u1edbp v\u1edbi c\u1ea5u tr\u00fac suy hao ti\u1ec1m \u1ea9n c\u1ee7a M\u00f4 h\u00ecnh t\u1ea1o sinh m\u00e3 ngu\u1ed3n m\u1edf (Open-Weight DiT / Generative Media Pipeline).","agent":"Meta Muse AI (Autonomous Counter-Evidence & Open-Weight Threat Specialist)","counter_evidence_verdict":"SYNTHETIC_ARTIFACTS_CONFIRMED","model_family":"Meta Muse (Wonder / Spark / Glimmer 30B)","role":"Autonomous 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Boundary","hotspot_peak_score":1.0,"lipsync_desync_ms":0.0,"spatial_boundary_gradient":0.2503,"vietprism_f0_variance":0.0,"vit_passive_probability":0.9972,"vocoder_spectral_drift":0.0},"calibration_and_decision":{"calibrated_temperature_T":1.6178,"composite_risk_score":0.97,"entropy_uncertainty":-2.2335,"is_synthetic_verdict":true,"youden_optimal_threshold_tau":0.8118},"media_meta":{"filename":"fake_faceswap_seed_curated_vn_vn_occlusion_glasses_mask_1522075469.jpg","has_human":false,"media_type":"image","scene_classification":"\u0110\u1ed3 H\u1ecda & Avatar T\u1ea1o Sinh AI (Generative AI Artwork & Diffusion Avatar)","scene_environment":"T\u00e1c ph\u1ea9m \u0111\u1ed3 h\u1ecda / poster / logo \u0111\u01b0\u1ee3c t\u1ea1o sinh t\u1eeb m\u00f4 h\u00ecnh AI (Midjourney / DALL-E / FLUX)","vn_demographic_category":"vn_occlusion_glasses_mask"},"schema_version":"2.0_triad_fact_manifest"}},"xai_explainability_statement":"[C\u1ea2NH B\u00c1O NGUY C\u01a0 CAO (DEEPFAKE) - R\u1ee7i ro t\u1ed5ng h\u1ee3p: 97.0%]. Ph\u00e2n t\u00edch ma tr\u1eadn ch\u1ee9ng c\u1ee9 6 chi\u1ec1u (6D Evidence Matrix):\n- Ph\u00e2n lo\u1ea1i ng\u1eef c\u1ea3nh m\u00f4i tr\u01b0\u1eddng: \u0110\u1ed3 H\u1ecda & Avatar T\u1ea1o Sinh AI (Generative AI Artwork & Diffusion Avatar) - T\u00e1c ph\u1ea9m \u0111\u1ed3 h\u1ecda / poster / logo \u0111\u01b0\u1ee3c t\u1ea1o sinh t\u1eeb m\u00f4 h\u00ecnh AI (Midjourney / DALL-E / FLUX) (\u0110\u1ed9 tin c\u1eady: 95%).\n- D\u1ea5u v\u1ebft ph\u1ea7n c\u1ee9ng c\u1ea3m bi\u1ebfn (PRNU = 0.42) b\u1ea5t th\u01b0\u1eddng: thi\u1ebfu v\u00e2n nhi\u1ec5u quang h\u1ecdc t\u1ef1 nhi\u00ean ho\u1eb7c c\u00f3 \u0111\u1ed9 l\u1ec7ch l\u1edbn gi\u1eefa \u0111\u1ed1i t\u01b0\u1ee3ng ch\u00ednh v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u00f4ng n\u1ec1n (d\u1ea5u hi\u1ec7u c\u1ee7a \u1ea3nh sinh AI).\n- Ch\u1ec9 s\u1ed1 sinh tr\u1eafc h\u1ecdc gi\u00e1c m\u1ea1c: B\u1ecf qua (\u1ea3nh phi nh\u00e2n v\u1eadt / phong c\u1ea3nh / \u0111\u1ed3 v\u1eadt / ki\u1ebfn tr\u00fac).\n- Ph\u1ed5 n\u0103ng l\u01b0\u1ee3ng t\u1ea7n s\u1ed1 cao 2D FFT (0.00) suy gi\u1ea3m t\u1ef1 nhi\u00ean theo quy lu\u1eadt quang h\u1ecdc (1/f^\u03b1), kh\u00f4ng ph\u00e1t hi\u1ec7n l\u01b0\u1edbi tu\u1ea7n ho\u00e0n nh\u00e2n t\u1ea1o.\n- \u0110\u1ed9 ph\u00e2n t\u00e1n nhi\u1ec5u kh\u00f4ng gian (0.25) ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 chuy\u1ec3n ti\u1ebfp m\u01b0\u1ee3t m\u00e0.\n- B\u1ea3n \u0111\u1ed3 n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng gian (Spatial Patch Saliency) khoanh v\u00f9ng b\u1ea5t th\u01b0\u1eddng t\u1eadp trung t\u1ea1i: Peripheral Silhouette / Hairline Boundary (Hotspot score = 1.00) - d\u1ea5u v\u1ebft ch\u1eafp v\u00e1/gh\u00e9p \u1ea3nh sinh (Inpainting/Blending boundary)."},"certificate_id":"CERT-DF-3318C44A","status":"VERIFIED_VALID","valid":true}